Most of these are thanks to @starmaster1 on Discord.

Added

• Config option settings.allow-mace-in-containers to control if the Mace can be placed in containers
• Config option settings.colored-name and settings.mace-name-color for coloring the mace holder’s name via scoreboard team
• Prevention for storing the Mace in decorated pots
• Prevention for placing the Mace into item frames
• Protection against offhand swapping (F key) to

Fixed

• Updated to 1.21.8
• Closed multiple bypasses where players could move the Mace using:
  • Offhand slot while in containers
  • Item frames
  • Decorated pots